NHTSA Campaign Id 91V169000; Date: Oct. 1, 1991
Loss of engine power and secondary loss of power assistedsystems reduces steering control, braking ability, visual systems and otherpower assisted operating systems, resulting in increased risk of vehicleaccident.
1988 Thomas BUS; 1989 Thomas BUS; 1990 Thomas BUS; 1991 Thomas BUS; 1988 Thomas School Bus; 1989 Thomas School Bus; 1990 Thomas School Bus; 1991 Thomas School Bus
Component: Fuel System, Gasoline:delivery:fuel Pump
Manufactured by: Thomas Built Buses, Inc.
Affected Units:: 407
The fuel shut-off solenoid in the cummins 6c engine may be faulty, causing spontaneous interruption of fuel flow to the engine during normal operation. This results in loss of power to driving wheels, power steering, and other power assisted operating systems.
Where necessary, replace the solenoid spring, adjust solenoid, replace wires, and verify maximum power requirements to the solenoid.
System: fuel pump. Vehicle description: buses and school buses with cummins 6c engines.
Date Owners notified by Manufacturer: Sep 26, 1991
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